111507049 has 2 divisors, whose sum is σ = 111507050. Its totient is φ = 111507048.

The previous prime is 111507023. The next prime is 111507061. The reversal of 111507049 is 940705111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 67947049 + 43560000 = 8243^2 + 6600^2 .

It is a cyclic number.

It is not a de Polignac number, because 111507049 - 2⁵ = 111507017 is a prime.

It is not a weakly prime, because it can be changed into another prime (111507089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55753524 + 55753525.

It is an arithmetic number, because the mean of its divisors is an integer number (55753525).

Almost surely, 2^111507049 is an apocalyptic number.

It is an amenable number.

111507049 is a deficient number, since it is larger than the sum of its proper divisors (1).

111507049 is an equidigital number, since it uses as much as digits as its factorization.

111507049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 111507049 is about 10559.6898155202. The cubic root of 111507049 is about 481.3202210683.

The spelling of 111507049 in words is "one hundred eleven million, five hundred seven thousand, forty-nine".